description(
"This test checks whether various forms of typeof expression are allowed."
);

var x = 0;
var y = 0;

shouldBe('typeof x', "'number'");
 
shouldBe('typeof (x)', "'number'");
 
shouldBe('(y, typeof x)', "'number'");
shouldBe('typeof ((x))', "'number'");
 
shouldBe('typeof (y, x)', "'number'");
shouldBe('typeof (true ? x : y)', "'number'");

shouldBe('typeof nonexistent', "'undefined'");
 
shouldBe('typeof (nonexistent)', "'undefined'");
 
